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Round|Lab Grown|IGI

1.39ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG844621709

Shape and cutting style on the report: Round brilliant

Certificate IGI LG844621709

Diamond specifications and retailer prices

From $575 USD
As of October 28, 2026
Save $1,735 USD (75%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,310 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.39ct lab-grown round diamond

This 1.39ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG844621709 or 844621709. Listed at 16 retailers as of October 28, 2026, with prices from $575 to $2,310, a $1,735 spread on the same certified stone. Brilliant Earth lists it at $2,310. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.39
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844621709
Dimensions7.27 × 7.21 × 4.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.27 mm7.21 mm1.39 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844621709
Side View
Table 59.0%Crown 33.9°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $575 USD|Low: $423 USD|High: $1,777 USD|Avg: $1,101 USD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 28, 2026
Retailer 15$423 USD
Retailer 1$575 USD
Retailer 9$653 USD
Retailer 8$672 USD
Retailer 12$715 USD
Retailer 10$752 USD
Retailer 16$828 USD
Retailer 2$865 USD
Retailer 13$911 USD
Retailer 7$1,401 USD
Retailer 14$1,505 USD
Retailer 5$1,515 USD
Retailer 6$1,528 USD
Retailer 4$1,643 USD
Retailer 11$1,695 USD
Retailer 3$1,777 USD

12 data points across 16 retailers

16 retailers$575 USD to $2,310 USD

A
Cheapest Retailer
-
$575 USD
A
Retailer 2
-
$653 USD
€622 EUR
View
A
Retailer 3
-
$672 USD
View
A
Retailer 4
-
$715 USD
ZAR 11,544 ZAR
View
A
Retailer 5
-
$752 USD
£592 GBP
View
A
Retailer 6
-
$828 USD
View
A
Retailer 7
-
$865 USD
View
B+
Retailer 8
-
$911 USD
View
B+
Retailer 9
-
$1,401 USD
View
B
Retailer 10
-
$1,505 USD
CA$2,090 CAD
View
B
Retailer 11
-
$1,515 USD
View
B
Retailer 12
-
$1,528 USD
View
B
Retailer 13
-
$1,643 USD
View
B
Retailer 14
-
$1,695 USD
£1,335 GBP
View
B
Retailer 15
-
$1,777 USD
View
Most Expensive
B
Brilliant Earth
22270032A · Oct 28
$2,310 USD
View
15 more retailers have this diamond
Prices start from $575 USDSave up to $1,735 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.39ct Round
$575 USD